<div ng-controller="FlowableProcessHistoryLevelCtrl">
  <select ng-model="property.value" ng-change="historyLevelChanged()" style="width: 100%;margin-left: -5px;height: 30px;border: 0;">
    <option value="">空值</option>
    <option value="none">none</option>
    <option value="activity">activity</option>
    <option value="audit">audit</option>
    <option value="full">full</option>
  </select>
</div>
